<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>

    <style>
        .tree{
            width: 30px;
            height: 300px;
            background-color: saddlebrown;
            border-radius: 5px;
            display: flex;
            flex-direction: column;
            justify-content: space-around;
        }

        .tree .branch{
            width: 160px;
            height: 20px;
            background-color: peru;
            border-radius: 10px;
            display: flex;
            justify-content: flex-end;
            transform: rotate(-30deg);
        }
        .tree .branch .leaf{
            width: 40px;
            height: 40px;
            border-radius: 100% 0 100% 0;
            background-color: green;
            transform: translateY(-100%);
        }
    </style>
</head>
<body>

<figure class="tree">
    <div class="branch">
        <span class="leaf"></span><span class="leaf"></span><span class="leaf"></span>
    </div>

    <div class="branch">
        <span class="leaf"></span><span class="leaf"></span>
    </div>
</figure>

</body>
</html>